10	1	1	1	1	1	1	1
20	0.9	0.890	0.875	0.85	0.80	0.75	0.7
30	0.715	0.7	0.675	0.65	0.6125	0.575	0.55
40	0.65	0.62	0.6	0.575	0.55	0.515	0.49
50	0.60	0.575	0.55	0.525	0.50	0.475	0.45
60	0.575	0.54	0.51	0.4875	0.4625	0.4375	0.425